Perhaps you should try some spelling variations:
"dung nphang code snippets" » "dung nhan code snippets", "dung phan code snippets", "dung thang code snippets", "dung npphang code snippets", "dung npnhang code snippets", "dung nphanhg code snippets"
"locating bug core snippets" » "locating bug code snippets"
"han 2 code snippets" » "phan 2 code snippets", "nhan 2 code snippets", "hanh 2 code snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("han 2 code snippets") or ("dung nphang code snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("han 2 code snippets") OR ("dung nphang code snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( han 2 code snippets ) or ( dung nphang code snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("han 2 code snippets") or ("dung nphang code snippets"))) or ("locating bug core snippets"))*.